package com.ckg.util;

public class DatabaseConnectionPool {
    private int connectionCount;

    public void init() {
        System.out.println("✅ 初始化数据库连接池，创建5个连接");
        this.connectionCount = 5;
    }

    public void release() {
        System.out.println("🛑 释放数据库连接池，关闭" + connectionCount + "个连接");
    }

    public void executeQuery(String sql) {
        System.out.println("🔍 执行SQL查询: " + sql);
    }
}